Table IV.
Distribution and prognosis of the 53 patients with UPRNN.
| Grade of UPRNN | Stable | Debridement | Progressive | Dead |
|---|---|---|---|---|
| Mild | 3 | 0 | 1 | 0 |
| Moderate | 14 | 13 | 13 | 1 |
| Severe | 0 | 22 | 22 | 4 |
UPRNN, ulcer of post-radiation nasopharyngeal necrosis.
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